diff --git a/src/hcr.cpp b/src/hcr.cpp
index dc8cd90..9c1cedc 100644
--- a/src/hcr.cpp
+++ b/src/hcr.cpp
@@ -462,6 +462,15 @@ void HCRVocalizer::PlayWAV(int ch,String file) {
     }
 }
 
+void HCRVocalizer::PlayRandomWAV(int ch,String file1, String file2) {
+    if (millis() > lastPlayWAV) {
+        lastPlayWAV = millis() + 5000;
+        char channel[] = "VAB";
+        String msg = "C" + ToString((char) channel[ch]) + file1 + "C" + file2 + ",QP" + ToString((char) channel[ch]);
+        sendCommand(msg);
+    }
+}
+
 void HCRVocalizer::StopWAV(int ch) {
     char channel[] = "VAB";
     String msg = "PS" + ToString((char) channel[ch]) + ",QP" + ToString((char) channel[ch]);
diff --git a/src/hcr.h b/src/hcr.h
index aa307f9..c7abe11 100644
--- a/src/hcr.h
+++ b/src/hcr.h
@@ -211,6 +211,15 @@ class HCRVocalizer
      */
     void PlayWAV(int v,String file);
 
+    /**
+     * @brief Plays a WAV file by file name
+     * 
+     * @param v the channel (CH_A|CH_B)
+     * @param file1 the file name prefix (e.g. "0000")
+     * @param file2 the file name prefix (e.g. "0001")  
+     */
+    void PlayRandomWAV(int v,String file1, String file2);
+
     /**
      * @brief Stops the WAV playing on the specified channel
      *